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3 CH3CH2OH + 2 HBr = 2 CH3CH2CH2Br + 3 H2O
Fe(NO3)2 + NaOH = Fe(HO)2 + NaNO3 =>
Fe(NO3)2 + 2 NaOH = Fe(HO)2 + 2 NaNO3
H2 + S = H2S =>
H2 + S = H2S
Ca(OH)2BaO = CaOBa(OH)2 =>
Ca(OH)2BaO = CaOBa(OH)2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
(NH4)3(PO4) + Ba(OH)2 = Ba3(PO4)2 + (NH4)(OH) =>
2(NH4)3(PO4) + 3 Ba(OH)2 = Ba3(PO4)2 + 6(NH4)(OH)
H2O + H2SO4 + (CH3)2CHCONH2 = (CH3)2CHCOOH + (NH4)2SO4 =>
2 H2O + H2SO4 + 2(CH3)2CHCONH2 = 2(CH3)2CHCOOH + (NH4)2SO4
PbSO4(aq) + Na2S(aq) = PbS(s) + Na2SO4(s) =>
PbSO4(aq) + Na2S(aq) = PbS(s) + Na2SO4(s)
Pb(NO3)2 + NaBr = NaNO3 + PbBr2 =>
Pb(NO3)2 + 2 NaBr = 2 NaNO3 + PbBr2
CaHPO4 + NH4Cl = (NH4)2HPO4 + CaCl2 =>
CaHPO4 + 2 NH4Cl = (NH4)2HPO4 + CaCl2
Bi(OH)2 + HNO3 = Bi(NO3)2 + H2O =>
Bi(OH)2 + 2 HNO3 = Bi(NO3)2 + 2 H2O
K2Cr2O4 + K2SO3 + H2SO4 = Cr + K2SO4 + H2O =>
K2Cr2O4 + 3 K2SO3 + H2SO4 = 2 Cr + 4 K2SO4 + H2O
Mn(NO3)3 + H2S = Mn2S3 + HNO3 =>
2 Mn(NO3)3 + 3 H2S = Mn2S3 + 6 HNO3
Ag + H2O2 + HCl = AgCl + H2O =>
2 Ag + H2O2 + 2 HCl = 2 AgCl + 2 H2O
CrO4{-2} + BaCl2 = BaCrO4{-2} + Cl2 =>
CrO4{-2} + BaCl2 = BaCrO4{-2} + Cl2
AlBr3 + H3PO4 = AlPO4 + HBr =>
AlBr3 + H3PO4 = AlPO4 + 3 HBr
Ca + SnO2 = CaO + Sn =>
2 Ca + SnO2 = 2 CaO + Sn
Ag{+} + Cl{2-} = Ag2Cl =>
2 Ag{+} + Cl{2-} = Ag2Cl
C20H42 + CUO = CO2 + H2O + CU =>
C20H42 + 61 CUO = 20 CO2 + 21 H2O + 61 CU
H + S = H2S =>
2 H + S = H2S
Ba(NO3)2 + K2SO4 = BaK2 + (NO3)2SO4 =>
Ba(NO3)2 + K2SO4 = BaK2 + (NO3)2SO4
Cl2 + HNO3 = NO2 + H2O + HClO3 =>
Cl2 + 10 HNO3 = 10 NO2 + 4 H2O + 2 HClO3
K3N + H2O + HCl = NH4Cl + KOH =>
K3N + 3 H2O + HCl = NH4Cl + 3 KOH
Na2Cr2O7 + FeSO4 + H2SO4 = CrSO4 + Fe2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 8 FeSO4 + 7 H2SO4 = 2 CrSO4 + 4 Fe2(SO4)3 + Na2SO4 + 7 H2O
Ca(s) + HNO3(aq) = Ca(NO3)2(aq) + H2(g) =>
Ca(s) + 2 HNO3(aq) = Ca(NO3)2(aq) + H2(g)
HF + CH8O6 = CH3F + F2 + H2O =>
7 HF + CH8O6 = CH3F + 3 F2 + 6 H2O
HCOOH + HOC2H5 = HCOOC2H5 + H2O =>
HCOOH + HOC2H5 = HCOOC2H5 + H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeCr2O4 + HCl = FeCl2 + Cr2O3 + H2O =>
FeCr2O4 + 2 HCl = FeCl2 + Cr2O3 + H2O
Ca(NO3)2 + HCl = Ca(HCl)2 + NO3 =>
Ca(NO3)2 + 2 HCl = Ca(HCl)2 + 2 NO3
Cu(OH)2(s) = CuO(g) + H2O(l) =>
Cu(OH)2(s) = CuO(g) + H2O(l)
C3H6(g) + NH3(g) + O2(g) = C3H3N(g) + H2O(l) =>
2 C3H6(g) + 2 NH3(g) + 3 O2(g) = 2 C3H3N(g) + 6 H2O(l)
MnSO4 + K2S2O8 + H2O = HMnO4 + K2SO4 + H2SO4 =>
2 MnSO4 + 5 K2S2O8 + 8 H2O = 2 HMnO4 + 5 K2SO4 + 7 H2SO4
C2H5OH + H2O = CO2 + H{+} + e =>
C2H5OH + 3 H2O = 2 CO2 + 12 H{+} + 12e
Cd(NO3)2 + (NH4)2 = Cd + NH4NO3 =>
Cd(NO3)2 + (NH4)2 = Cd + 2 NH4NO3
KO2(s) + H2O(l) = KOH(s) + O2 =>
4 KO2(s) + 2 H2O(l) = 4 KOH(s) + 3 O2
K8Fe(CN)7 + KMnO4 + H2SO4 = KHSO3 + Fe2(SO4)3 + MnSO5 + HNO3 + CO2 + H2O =>
10 K8Fe(CN)7 + 116 KMnO4 + 327 H2SO4 = 196 KHSO3 + 5 Fe2(SO4)3 + 116 MnSO5 + 70 HNO3 + 70 CO2 + 194 H2O
C8H8 + KMnO4 + H2O = C7H6O2 + KOH + MnO2 =>
21 C8H8 + 40 KMnO4 + 8 H2O = 24 C7H6O2 + 40 KOH + 40 MnO2
Zn + H3O{+} = Zn{2+} + H2 + H2O =>
Zn + 2 H3O{+} = Zn{2+} + H2 + 2 H2O
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Cu(NO3)2 + MgSO4 = Cu(SO4)2 + MgNO3 =>
Cu(NO3)2 + 2 MgSO4 = Cu(SO4)2 + 2 MgNO3
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Na2Cr2O7 + C2H5OH = Na + Cr + CH3COH + H2O =>
Na2Cr2O7 + 7 C2H5OH = 2 Na + 2 Cr + 7 CH3COH + 7 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Al + NaOH + H2O = H2 + Na[Al(OH)6] =>
2 Al + 2 NaOH + 10 H2O = 5 H2 + 2 Na[Al(OH)6]
KNO2(ag) + HBr(ag) = KBr(ag) + HNO2(ag) =>
KNO2(ag) + HBr(ag) = KBr(ag) + HNO2(ag)
NiO + ZnO + Fe2O3 = NiZnFe2O4 + O2 =>
2 NiO + 2 ZnO + 2 Fe2O3 = 2 NiZnFe2O4 + O2
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